Fin for use in a fin and tube heating exchanger in an air conditioner



FIG. 1 is a front elevational view of a fin for use in a fin and tube heat exchanger in an air conditioner, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof, the bottom being a mirror image of that shown; and,

FIG. 6 is a cross-sectional view thereof taken on line 6--6 of FIG. 1. 

The ornamental design for a fin for use in a fin and tube heat exchanger in an air conditioner, as shown and described. 